Home / 776,182.62-1,070,740.08-453,682.02

Finding the Fourth Proportional to 776,182.62, 1,070,740.08 and 453,682.02

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Solution

The fourth proportional to 776,182.62, 1,070,740.08 and 453,682.02 is: 625,852.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,182.62 : 1,070,740.08 = 453,682.02 : x
  2. Step 2: Convert to fraction form
    776,182.62/1,070,740.08 = 453,682.02/x
  3. Step 3: Cross multiply
    776,182.62x = 1,070,740.08 × 453,682.02
  4. Step 4: Simplify right side
    776,182.62x = 485,775,522,389.36
  5. Step 5: Solve for x
    x = 485,775,522,389.36/776,182.62
  6. Step 6: Final answer
    x = 625,852.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.